2541385

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:94

約数の個数: 48

約数和(自身を含む): 4136832

約数和(自身を除く): 1595447

約数列:

[1, 5, 7, 11, 23, 35, 41, 49, 55, 77, 115, 161, 205, 245, 253, 287, 385, 451, 539, 805, 943, 1127, 1265, 1435, 1771, 2009, 2255, 2695, 3157, 4715, 5635, 6601, 8855, 10045, 10373, 12397, 15785, 22099, 33005, 46207, 51865, 61985, 72611, 110495, 231035, 363055, 508277, 2541385]

約数ペア:

[(1, 2541385), (5, 508277), (7, 363055), (11, 231035), (23, 110495), (35, 72611), (41, 61985), (49, 51865), (55, 46207), (77, 33005), (115, 22099), (161, 15785), (205, 12397), (245, 10373), (253, 10045), (287, 8855), (385, 6601), (451, 5635), (539, 4715), (805, 3157), (943, 2695), (1127, 2255), (1265, 2009), (1435, 1771)]